TYPE: Regional jet airliner.

PROGRAMME: Developed by Aviastep bureau in Moscow and promoted by Irkut. Design began in 2000; first details released in 2002; model shown at Paris, June 2003.

DESIGN FEATURES: Ultra-wide body, with aerofoil characteristics, partly blended with conventional wings and podded engines. Lift/drag ratio of 17 at cruising speeds, compared with 13 to 15 of conventional airliner designs. Fuselage width demands V tail for control effectiveness.

FLYING CONTROLS: Two rudders on V tail; elevators in 'beaver tail' between finroots.

POWER PLANT: Two turbofans.

ACCOMMODATION: Typically, 100 passengers and 9,800 kg (21,605 lb) of freight. Maximum 106 passengers in single class.

DIMENSIONS, INTERNAL:

• Cabin: Length: 10.0 m (33 ft)
• Max width: 7.0 m (23 ft)

WEIGHTS AND LOADINGS:

• Max T-O weight: 50,000 kg (110,250 lb)

PERFORMANCE:

• Normal cruising speed: M0.8
• Approach speed: 124 kt (230 km/h; 143 mph)
• Max cruising altitude: 12,000 m (39,370 ft)
• Required runway length: 1,800 m (5,900 ft)
• Range:
• with max payload: 1,725 n miles (3,200 km; 1,985 miles)
• with 50 passengers and 4,700 kg freight: 3,510 n miles (6,500 km; 4,040 miles)

The article appears in the following publication:
Jane's All the World's Aircraft 2004-2005. Jane's Information Group Ltd. 2004. ISBN: 0-7106-2614-2